To help with ventilation

Cog-tooth span: 11-13-15-18-21-24-28-32-36-40-46

Maximum storage

They will work with the 34t as well

Afton Cooper Flat Pedal Shoes - EU 43 - Black - Red Images Uploaded - Ready for Review To help with ventilationThe Afton Cooper are a mid height flat pedal MTB shoe designed from the ground up with an emphasis on traction, durability, protection, and style. Who's It For: These mid height shoes would be a great choice for DJ, Park, and gravity riding. Pedal Interface: This is a flat pedal shoe. Closure: Traditional lace up. Upper Materials: Rain gutter tongue keeps out dirt, water and foreign materials. Durable, cleanable materials that will last the lifetime